Where does “յաղթ” come from?

յաղթ (Middle Armenian) comes from Old Armenian յաղթ, from Proto-Indo-European pl̥th₂-ús.

յաղթ (Middle Armenian): victory; mightily, well

Definitions

Step	Language	Word	Meaning
1	Old Armenian	յաղթ	wide, large, broad, spacious ; immense; strong,...
2	Proto-Indo-European	pl̥th₂-ús	—

յաղթ — Etymology, Origin & Word History | Etymology Explorer